forming a straight line.
formed by straight lines.
characterized by straight lines.
moving in a straight line.
in, moving in, or characterized by a straight line or lines: the rectilinear propagation of light
consisting of, bounded by, or formed by a straight line or lines
Relating to, consisting of, or moving in a straight line or lines.
[rek-tuh-ros-truh l] /ˌrɛk təˈrɒs trəl/ adjective 1. (of a bird) having a straight bill.
rectitis rec·ti·tis (rěk-tī’tĭs) n. See proctitis.
noun 1. rightness of principle or conduct; moral virtue: the rectitude of her motives. 2. correctness: rectitude of judgment. 3. straightness. noun 1. moral or religious correctness 2. correctness of judgment
[rek-ti-tood-n-uh s, -tyood-] /ˌrɛk tɪˈtud n əs, -ˈtyud-/ adjective 1. characterized by or given to rectitude. 2. virtuously self-righteous; pious.